You do indeed need to take responsibility for yourself - but, as I'm sure you're aware, depression can be overwhelming. You're putting on the 'pull yourself up by your bootstraps sonny jim' approach because you're seeing his behaviour as exploitative and abusive. Would that be true if the genders were reversed?
If you showed up in my life with neurological issues, multiple chronic illnesses and depression and then on your worst day I decided, fuck it.... what I need to do is write a blog post about what a lazy shit Alana is - and make sweeping generalisations about all women off the back of it - wouldn't that be problematic?
I'm not saying he isn't absolutely gaming the system for his own benefit - I'm saying people deserve empathy in the first instance.